MP Board Class 10th Science Chapter 3 Metals And Non-Metals Solutions
In this article, we will share MP Board Class 10th Science Solutions Science Chapter 3 Metals And Non-Metals Solutions Pdf, These solutions are solved subject experts from the latest edition books.
Metals And Non-Metals Very Short Answer Type Questions
Ans. Ductility: The ability of metals to be drawn into thin wires is called ductility.
Malleability: Some metals can be beaten into thin sheets this property is called malleability.Q.4. Why is sodium kept immersed in kerosene oil ?
Ans. Sodium is very reactive. It strongly react with oxygen. If is kept exposed to air it catches fire. So it is kept immersed in kerosene oil.
Q.5. Name the two metals which are found in free state in nature.
Ans. Gold and Silver.
Q.11. Give reason why copper is used to make hot water tanks and not steel ( an alloy of iron ).
Ans. The copper is less reactive metal as compared to iron. It can not react with cold or hot water, so copper is used to make hot water tanks.
Q.6. Name the metals present in your kitchen.
Ans. Copper, Iron, Aluminium etc.
Short Answer Type Questions
(i) Minerals, (ii) Ores, (iii) Gangue.
Ans. (i) Minerals: The elements or compounds which occur naturally in the earth’s crust are known as minerals.
(ii) Ores: At some places minerals contain a very high percentage of a particular metal and the metal can be profitably extracted from it. These minerals are called ores.
Long Answer Type Questions
Q.1. Compare the physical properties of metal and non-metals. (mp 2001set A, c, set A, B, c, 04 set c, 06 set B1, 09, 10, 12, 14)
Write three physical properties each metal and non-metal. (mp 2011)
Ans. The differences between metals and non-metals: